#include <iostream>
using namespace std;
namespace first_space{
	void func()
	{
		cout << "Inside first_space" << endl;
	}
}
namespace second_space{
	void func()
	{
		cout << "Inside second_space" << endl;
	}
}
int main()
{
	first_space::func();
	second_space::func();
	system("pause");
	return 0;
}